What's the Kennection? #111

According to a 2009 discovery, what kind of grasshopper swarms due to a serotonin surge in its tiny brain?

Though most are teenagers, what title appears on the nametag worn by male Mormon missionaries?

After being found guilty of corrupting the youth of Athens, Socrates was put to death by drinking what poison?

What name of the protagonist of the Pokémon TV series was derived by taking letters from his Japanese name, Satoshi?

What fantasy movie did George Lucas write for actor Warwick Davis, who had played an Ewok in Return of the Jedi?

What's the "Kennection"?